EP2767890A1 - Elektronische Vorrichtung mit berührungsempfindlicher Anzeige und Verfahren zum Erkennen von Rauschen - Google Patents

Elektronische Vorrichtung mit berührungsempfindlicher Anzeige und Verfahren zum Erkennen von Rauschen Download PDF

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Publication number
EP2767890A1
EP2767890A1 EP13155856.1A EP13155856A EP2767890A1 EP 2767890 A1 EP2767890 A1 EP 2767890A1 EP 13155856 A EP13155856 A EP 13155856A EP 2767890 A1 EP2767890 A1 EP 2767890A1
Authority
EP
European Patent Office
Prior art keywords
touch
noise
electronic device
sensitive display
detecting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP13155856.1A
Other languages
English (en)
French (fr)
Other versions
EP2767890B1 (de
Inventor
Amit Pal Singh
Premal Parekh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BlackBerry Ltd
Original Assignee
BlackBerry Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BlackBerry Ltd filed Critical BlackBerry Ltd
Priority to EP13155856.1A priority Critical patent/EP2767890B1/de
Priority to CA2843457A priority patent/CA2843457C/en
Publication of EP2767890A1 publication Critical patent/EP2767890A1/de
Application granted granted Critical
Publication of EP2767890B1 publication Critical patent/EP2767890B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
    • G06F3/04182—Filtering of noise external to the device and not generated by digitiser components
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Input By Displaying (AREA)
  • User Interface Of Digital Computer (AREA)
EP13155856.1A 2013-02-19 2013-02-19 Elektronische Vorrichtung mit berührungsempfindlicher Anzeige und Verfahren zum Erkennen von Rauschen Active EP2767890B1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP13155856.1A EP2767890B1 (de) 2013-02-19 2013-02-19 Elektronische Vorrichtung mit berührungsempfindlicher Anzeige und Verfahren zum Erkennen von Rauschen
CA2843457A CA2843457C (en) 2013-02-19 2014-02-18 Electronic device including touch-sensitive display and method of detecting noise

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP13155856.1A EP2767890B1 (de) 2013-02-19 2013-02-19 Elektronische Vorrichtung mit berührungsempfindlicher Anzeige und Verfahren zum Erkennen von Rauschen

Publications (2)

Publication Number Publication Date
EP2767890A1 true EP2767890A1 (de) 2014-08-20
EP2767890B1 EP2767890B1 (de) 2020-01-22

Family

ID=47757354

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13155856.1A Active EP2767890B1 (de) 2013-02-19 2013-02-19 Elektronische Vorrichtung mit berührungsempfindlicher Anzeige und Verfahren zum Erkennen von Rauschen

Country Status (1)

Country Link
EP (1) EP2767890B1 (de)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020135568A1 (en) * 2001-03-23 2002-09-26 Chi-Ruey Chen Touch screen capable of isolating noise signals
US20060138574A1 (en) * 2004-12-27 2006-06-29 Alps Electric Co., Ltd. Capacitive sensor
WO2009027629A1 (en) * 2007-08-26 2009-03-05 Qrg Limited Capacitive sensor with reduced noise

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8836666B2 (en) * 2010-10-31 2014-09-16 Pixart Imaging Inc. Method and device for reducing noise interference in a capacitive touchscreen system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020135568A1 (en) * 2001-03-23 2002-09-26 Chi-Ruey Chen Touch screen capable of isolating noise signals
US20060138574A1 (en) * 2004-12-27 2006-06-29 Alps Electric Co., Ltd. Capacitive sensor
WO2009027629A1 (en) * 2007-08-26 2009-03-05 Qrg Limited Capacitive sensor with reduced noise

Also Published As

Publication number Publication date
EP2767890B1 (de) 2020-01-22

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